C012A - Brake Master Cylinder Pressure Sensor

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3    What is this?
Table of contents

C012A Possible Causes

  • Faulty Brake Pressure Modulator
  • Brake Pressure Modulator harness is open or shorted
  • Brake Pressure Modulator circuit poor electrical connection

How do I fix code C012A?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
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Tech Notes

- DTC C012A 00 Brake Master Cylinder Pressure Sensor Malfunction
- DTC C012A 01 Brake Master Cylinder Pressure Sensor Low Voltage/Open
- DTC C012A 06 Brake Master Cylinder Pressure Sensor Short to Ground or Open
- DTC C012A 11 Brake Master Cylinder Pressure Sensor High Input
- DTC C012A 0F Brake Master Cylinder Pressure Sensor Signal Erratic

Cost of diagnosing the C012A code

Labor: 1.0

The cost of diagnosing the C012A code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

Possible Symptoms

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

C012A Description

The Electronic Brake Control Module (EBCM) uses input from the master cylinder pressure sensor for more accurate control during a vehicle stability enhancement system event. The master cylinder pressure sensor is internal to the brake pressure modulator.
OBDII Code C012a - Brake Master Cylinder Pressure Sensor - AutoCodes.com

More Information

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Information for specific makes

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Comments

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